Question
Yellow discoloration of skin and mucosa is seen in poisoning with:
| A. |
Nitrous oxide
|
| B. |
Nitric acid
|
| C. |
Sulphuric acid
|
| D. |
Phosphoric acid
|
Show Answer
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Correct Answer � B
Explanation
|
|
Ans. Nitric acid
Nitric acid poisoning
- Nitric acid is a poisonous clear-to-yellow liquid. It is chemical known as a caustic. If it contacts tissues, it can cause injury.
- Nitric acid is corrosive, and can cause severe burns.
- Its vapor is corrosive to the respiratory tract, and may cause pulmonary edema that could prove fatal.
- On contact with skin, liquid splashes with nitric acid may produce severe burns. These burns usually take on a characteristic yellowish hue.
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